ce which will shortly be published. in weight from 18 to 22 Ibs. each. The necessary of carry Fig. 2. Through the apertures and through holes made in the fixed arms, BB, of the plow, headed bolts are passed which are secured by nuts on their inner ends. It is evident that, by loosening the latter,… … force the other end of the dovetail, and also holds the parts pick or inconvenient can be detached from the plow altogether. firmly together, preventing looseness. to employ an ordinary bar. Bis the copper reaming drill claims that this apparatus is strong end durable, can be used for reaming out…
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